For as long as there's been sex, people have searched to find ways to make it better—more pleasurable, longer, with better orgasms, you name it. Enter aphrodisiacs. Derived from “Aphrodite” (the name of the Greek goddess of love), this term refers to substances that stimulate sexual desire. And while there isn't much scientific proof behind most aphrodisiacs, you still find couples ordering oysters on Valentine's Day in the hopes they'll get lucky. So let's take a look at the history of aphrodisiacs and if you should consider trying any.